Finding the Fourth Proportional to 1,729,536.40, 2,587,306.20 and 1,519,584.40
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Solution
The fourth proportional to 1,729,536.40, 2,587,306.20 and 1,519,584.40 is: 2,273,227.75
Step by Step Solution
- Step 1: Write the proportion equation
1,729,536.40 : 2,587,306.20 = 1,519,584.40 : x - Step 2: Convert to fraction form
1,729,536.40/2,587,306.20 = 1,519,584.40/x - Step 3: Cross multiply
1,729,536.40x = 2,587,306.20 × 1,519,584.40 - Step 4: Simplify right side
1,729,536.40x = 3,931,630,139,543.28 - Step 5: Solve for x
x = 3,931,630,139,543.28/1,729,536.40 - Step 6: Final answer
x = 2,273,227.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.